CN209619453U - Inner wall of the pipe multi-point touch impressed current cathodic protection system - Google Patents
Inner wall of the pipe multi-point touch impressed current cathodic protection system Download PDFInfo
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- CN209619453U CN209619453U CN201920073333.5U CN201920073333U CN209619453U CN 209619453 U CN209619453 U CN 209619453U CN 201920073333 U CN201920073333 U CN 201920073333U CN 209619453 U CN209619453 U CN 209619453U
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Abstract
The utility model discloses a kind of inner wall of the pipe multi-point touch impressed current cathodic protection systems.The utility model includes potentiostat, current divider box, several impressed current anodes and reference electrode, using a cathode cable and an anode cable connection between the potentiostat and current divider box, by anode cable by current transmission to current divider box；A cathode cable, more anode cables and Duo Gen signal cable are equipped between the current divider box and pipeline, the impressed current anode being fastened on anode cable on pipeline, the quantity of anode cable and the quantity of impressed current anode are equal, the electric current itself conveyed is transported to pipe surface by the medium in pipeline by the impressed current anode, pipeline is transmitted to current divider box by cathode cable, forms the circuit of electric current；The impressed current anode is node type anode, and several impressed current anodes are dispersed on pipeline.The utility model can multiple spot individually control output electric current size so that being completely within protective potential range by protective pipeline.
Description
Technical field
The utility model relates to corrosive pipeline and protection technology field, outside specifically a kind of inner wall of the pipe multi-point touch
Add current cathodic protection system.
Background technique
With the continuous development of industry, freshwater resources seem more and more nervous in China.Make great efforts development of water resources, sufficiently benefit
With seawater, the needs for being coastal city development & construction, further developing；The especially construction of coastal power plant uses seawater as cooling
Water is a most basic fresh-water-saving measure.Seawater is strong corrosive media, sea water conveying pipelines and related equipment, facility meeting
By seawater heavy corrosion, cause to leak, or even failure, influences normal, the safety in production of factory, it is necessary to take suitable protection
Measure controls the generation and development of seawater corrosion, guarantees equipment reliability service.
For save the cost, domestic large size seawater pipeline generally uses carbon steel for matrix, the pipeline corrosion protection measure one of Large Diameter Pipeline
As in conjunction with coating antiseptic and anode loss protection, and the pipeline of small diameter tube generally only only takes weight underseal anti-corrosion.Through
Analysis and observation, single that the required control effect of normal production is not achieved using weight underseal, local corrosion behavior is than general
Underseal is also much serious.
For this purpose, the pipeline in small diameter tube adds impressed current cathodic protection measure, will effectively increase significantly in conjunction with coating antiseptic
Add pipeline service life.
Utility model content
For the corrosion-resistant increase length of service of small-caliber pipeline inner wall, the utility model provides a kind of inner wall of the pipe multi-point touch
Impressed current cathodic protection system exports the size of multiple spot independent control cathodic protection impressed current by single channel, guarantees pipe
Road inner wall reaches the protection potential of cathodic protection, to improve the corrosion resistance of inner wall of the pipe.
The utility model adopts the following technical solutions: inner wall of the pipe multi-point touch impressed current cathodic protection system, packet
Potentiostat, current divider box, several impressed current anodes and reference electrode are included, a yin is used between the potentiostat and current divider box
Pole cable and the connection of anode cable, by anode cable by current transmission to current divider box；
A cathode cable, more anode cables and Duo Gen signal cable, sun are equipped between the current divider box and pipeline
The impressed current anode being fastened on pipeline on the cable of pole, the quantity of anode cable and the quantity of impressed current anode are equal, described
The electric current itself conveyed is transported to pipe surface by the medium in pipeline by impressed current anode, and pipeline is transmitted to by cathode cable
Current divider box forms the circuit of electric current；
The impressed current anode is node type anode, and several impressed current anodes are dispersed on pipeline；The reference electrode, passes through
Its potential value between pipeline is sent to current divider box by signal cable, so that the electric current for regulating and controlling each branch in current divider box is big
It is small.
The potentiostat has constant current, constant voltage, constant potential output function, and watt level visual pipeline inner wall is protected
Depending on mask product.
Supplement as above-mentioned technical proposal, the current divider box is interior to be equipped with several diverter modules, and is loaded with ammeter
And voltmeter, the current potential size to characterization circuit size of current and feedback.
Supplement as above-mentioned technical proposal, the impressed current anode are adjusted by the adjusting knob being mounted on current divider box
Size of current.
Supplement as above-mentioned technical proposal installs insulator or breaker in the input circuit of the potentiostat, directly
It flows back in road and molten fastly protected is installed.
Supplement as above-mentioned technical proposal, the potentiostat be equipped with anti-lightning strike protective device, potentiostat into,
Outlet is added with Surge Protector.
Supplement as above-mentioned technical proposal, the impressed current anode are metal oxide anode.
Supplement as above-mentioned technical proposal, the reference electrode are silver/silver chloride reference electrode.
The utility model has the following beneficial effects: the utility model can multiple spot individually control output electric current size, from
And to be completely within protective potential range by protective pipeline.The impressed current cathodic protection mode of the utility model is adopted
With dotted impressed current anode, single channel exports electric current independent control, it can be achieved that equipment running status, output electric current, protection potential etc. are real
When monitor, have significant practical value.The utility model is installed and used in small diameter tube and irregular pipeline, anti-in conjunction with coating
Shield can greatly increase the length of service of pipeline.
Detailed description of the invention
Fig. 1 is the structural block diagram of the utility model.
Specific embodiment
The utility model is further described with specific embodiment with reference to the accompanying drawings of the specification.
Inner wall of the pipe multi-point touch impressed current cathodic protection system as shown in Figure 1, including potentiostat 1, current divider box
2, several impressed current anodes 8 and reference electrode 7.A cathode cable 4 and one are used between the potentiostat 1 and current divider box 2
Root anode cable 5 connects, by anode cable 5 by current transmission to current divider box 2.
A cathode cable 4, more anode cables 5 and Duo Gen signal cable are equipped between the current divider box 2 and pipeline 3
6, the impressed current anode 8 being fastened on anode cable 5 on pipeline, the quantity of anode cable 5 is equal with 8 quantity of impressed current anode,
The electric current itself conveyed is transported to 3 surface of pipeline by the medium in pipeline by the impressed current anode 8, and pipeline passes through cathode electricity
Cable 4 is transmitted to current divider box 2, forms the circuit of electric current.
The impressed current anode 8 is node type anode, and several impressed current anodes are dispersed on pipeline 3；The reference electrode 7,
Its potential value between pipeline is sent to current divider box by signal cable 6, to regulate and control the electricity of each branch in current divider box
Flow size.It is equipped with several diverter modules in the current divider box 2, and is loaded with ammeter and voltmeter, to characterization circuit electricity
Flow the current potential size of size and feedback.The impressed current anode 8 is big by the adjusting knob adjusting electric current being mounted on current divider box
It is small.Insulator or breaker are installed, fast melt of installation is protected in DC loop in the input circuit of the potentiostat 1.Institute
The potentiostat 1 stated be equipped with anti-lightning strike protective device, potentiostat into and out of line added with Surge Protector.The impressed current anode 8
For metal oxide anode.The reference electrode 7 is silver/silver chloride reference electrode.
Above embodiment is described some details of the utility model, but should not be understood as to this reality
With novel limitation, those skilled in the art is not in the case where departing from the principles of the present invention and objective originally practical new
It can be changed, be modified in the range of type, replacement and variant.
Claims (7)
1. inner wall of the pipe multi-point touch impressed current cathodic protection system, including potentiostat (1), current divider box (2), several auxiliary
Anode (8) and reference electrode (7), which is characterized in that a cathode is used between the potentiostat (1) and current divider box (2)
Cable (4) He Yigen anode cable (5) connection, by anode cable (5) by current transmission to current divider box (2)；
A cathode cable (4), more anode cable (5) He Duogen signals are equipped between the current divider box (2) and pipeline (3)
Cable (6), the impressed current anode (8) being fastened on anode cable (5) on pipeline, the quantity and auxiliary sun of anode cable (5)
The quantity of pole (8) is equal, and the electric current that itself is conveyed is transported to pipeline by the medium in pipeline by the impressed current anode (8)
(3) surface, pipeline are transmitted to current divider box by cathode cable (4), form the circuit of electric current；
The impressed current anode (8) is node type anode, and several impressed current anodes are dispersed on pipeline (3)；The reference electrode leads to
It crosses signal cable (6) and its potential value between pipeline is sent to current divider box, to regulate and control the electricity of each branch in current divider box
Flow size.
2. inner wall of the pipe multi-point touch impressed current cathodic protection system according to claim 1, which is characterized in that described
Current divider box (2) in be equipped with several diverter modules, and ammeter and voltmeter are loaded with, to characterization circuit size of current and anti-
The current potential size of feedback.
3. inner wall of the pipe multi-point touch impressed current cathodic protection system according to claim 1, which is characterized in that described
Impressed current anode (8) size of current is adjusted by the adjusting knob that is mounted on current divider box.
4. inner wall of the pipe multi-point touch impressed current cathodic protection system according to claim 1, which is characterized in that described
Insulator or breaker are installed, fast melt of installation is protected in DC loop in the input circuit of potentiostat (1).
5. inner wall of the pipe multi-point touch impressed current cathodic protection system according to claim 1, which is characterized in that described
Potentiostat (1) be equipped with anti-lightning strike protective device, potentiostat into and out of line added with Surge Protector.
6. inner wall of the pipe multi-point touch impressed current cathodic protection system according to claim 1, which is characterized in that described
Impressed current anode (8) is metal oxide anode.
7. inner wall of the pipe multi-point touch impressed current cathodic protection system according to claim 1, which is characterized in that described
Reference electrode (7) is silver/silver chloride reference electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920073333.5U CN209619453U (en) | 2019-01-16 | 2019-01-16 | Inner wall of the pipe multi-point touch impressed current cathodic protection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920073333.5U CN209619453U (en) | 2019-01-16 | 2019-01-16 | Inner wall of the pipe multi-point touch impressed current cathodic protection system |
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| Publication Number | Publication Date |
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| CN209619453U true CN209619453U (en) | 2019-11-12 |
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| CN201920073333.5U Active CN209619453U (en) | 2019-01-16 | 2019-01-16 | Inner wall of the pipe multi-point touch impressed current cathodic protection system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110747477A (en) * | 2019-11-21 | 2020-02-04 | 中国华电科工集团有限公司 | Comprehensive corrosion prevention system and corrosion prevention method for coastal buried carbon steel seawater medium pipeline |
| CN111952908A (en) * | 2020-08-31 | 2020-11-17 | 大连科迈尔防腐科技有限公司 | Auxiliary anode structure integrating multiple anode tubes |
| CN112195473A (en) * | 2020-09-12 | 2021-01-08 | 青岛赢海防腐防污技术有限公司 | Power-on protection device for inner wall of pipeline, construction method and machining method |
-
2019
- 2019-01-16 CN CN201920073333.5U patent/CN209619453U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110747477A (en) * | 2019-11-21 | 2020-02-04 | 中国华电科工集团有限公司 | Comprehensive corrosion prevention system and corrosion prevention method for coastal buried carbon steel seawater medium pipeline |
| CN111952908A (en) * | 2020-08-31 | 2020-11-17 | 大连科迈尔防腐科技有限公司 | Auxiliary anode structure integrating multiple anode tubes |
| CN112195473A (en) * | 2020-09-12 | 2021-01-08 | 青岛赢海防腐防污技术有限公司 | Power-on protection device for inner wall of pipeline, construction method and machining method |
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